Quelle CertID.ts
Sprache: JAVA
import * as asn1js from "asn1js" ;
import * as pvtsutils from "pvtsutils" ;
import * as pvutils from "pvutils" ;
import * as common from "./common" ;
import { AlgorithmIdentifier, AlgorithmIdentifierJson, AlgorithmIdentifierSchema } from "./AlgorithmIdentifier" ;
import { Certificate } from "./Certificate" ;
import * as Schema from "./Schema" ;
import { AsnError, ParameterError } from "./errors" ;
import { PkiObject, PkiObjectParameters } from "./PkiObject" ;
import { EMPTY_STRING } from "./constants" ;
const HASH_ALGORITHM = "hashAlgorithm" ;
const ISSUER_NAME_HASH = "issuerNameHash" ;
const ISSUER_KEY_HASH = "issuerKeyHash" ;
const SERIAL_NUMBER = "serialNumber" ;
const CLEAR_PROPS = [
HASH_ALGORITHM,
ISSUER_NAME_HASH,
ISSUER_KEY_HASH,
SERIAL_NUMBER,
];
export interface ICertID {
/**
* Hash algorithm used to generate the ` issuerNameHash ` and ` issuerKeyHash ` values
*/
hashAlgorithm: AlgorithmIdentifier;
/**
* Hash of the issuer ' s distinguished name ( DN ) . The hash shall be calculated over the DER encoding
* of the issuer ' s name field in the certificate being checked .
*/
issuerNameHash: asn1js.OctetString;
/**
* Hash of the issuer ' s public key . The hash shall be calculated over the value ( excluding tag and length )
* of the subject public key field in the issuer ' s certificate .
*/
issuerKeyHash: asn1js.OctetString;
/**
* Serial number of the certificate for which status is being requested
*/
serialNumber: asn1js.Integer;
}
export type CertIDParameters = PkiObjectParameters & Partial<ICertID>;
export type CertIDSchema = Schema.SchemaParameters<{
hashAlgorithm?: string;
hashAlgorithmObject?: AlgorithmIdentifierSchema;
issuerNameHash?: string;
issuerKeyHash?: string;
serialNumber?: string;
}>;
export interface CertIDJson {
hashAlgorithm: AlgorithmIdentifierJson;
issuerNameHash: asn1js.OctetStringJson;
issuerKeyHash: asn1js.OctetStringJson;
serialNumber: asn1js.IntegerJson;
}
export interface CertIDCreateParams {
issuerCertificate: Certificate;
hashAlgorithm: string;
}
/**
* Represents an CertID described in [ RFC6960 ] ( https : //datatracker.ietf.org/doc/html/rfc6960)
*/
export class CertID extends PkiObject implements ICertID {
public static override CLASS_NAME = "CertID" ;
/**
* Making OCSP certificate identifier for specific certificate
* @ param certificate Certificate making OCSP Request for
* @ param parameters Additional parameters
* @ param crypto Crypto engine
* @ returns Returns created CertID object
*/
public static async create(certificate: Certificate, parameters: CertIDCreateParams, crypto = common.getCrypto(true )): Promise<CertID> {
const certID = new CertID();
await certID.createForCertificate(certificate, parameters, crypto);
return certID;
}
public hashAlgorithm!: AlgorithmIdentifier;
public issuerNameHash!: asn1js.OctetString;
public issuerKeyHash!: asn1js.OctetString;
public serialNumber!: asn1js.Integer;
/**
* Initializes a new instance of the { @ link CertID } class
* @ param parameters Initialization parameters
*/
constructor(parameters: CertIDParameters = {}) {
super ();
this .hashAlgorithm = pvutils.getParametersValue(parameters, HASH_ALGORITHM, CertID.defaultValues(HASH_ALGORITHM));
this .issuerNameHash = pvutils.getParametersValue(parameters, ISSUER_NAME_HASH, CertID.defaultValues(ISSUER_NAME_HASH));
this .issuerKeyHash = pvutils.getParametersValue(parameters, ISSUER_KEY_HASH, CertID.defaultValues(ISSUER_KEY_HASH));
this .serialNumber = pvutils.getParametersValue(parameters, SERIAL_NUMBER, CertID.defaultValues(SERIAL_NUMBER));
if (parameters.schema) {
this .fromSchema(parameters.schema);
}
}
/**
* Returns default values for all class members
* @ param memberName String name for a class member
* @ returns Default value
*/
public static override defaultValues(memberName: typeof HASH_ALGORITHM): AlgorithmIdentifier;
public static override defaultValues(memberName: typeof ISSUER_NAME_HASH): asn1js.OctetString;
public static override defaultValues(memberName: typeof ISSUER_KEY_HASH): asn1js.OctetString;
public static override defaultValues(memberName: typeof SERIAL_NUMBER): asn1js.Integer;
public static override defaultValues(memberName: string): any {
switch (memberName) {
case HASH_ALGORITHM:
return new AlgorithmIdentifier();
case ISSUER_NAME_HASH:
case ISSUER_KEY_HASH:
return new asn1js.OctetString();
case SERIAL_NUMBER:
return new asn1js.Integer();
default :
return super .defaultValues(memberName);
}
}
/**
* Compare values with default values for all class members
* @ param memberName String name for a class member
* @ param memberValue Value to compare with default value
*/
public static compareWithDefault(memberName: string, memberValue: any): boolean {
switch (memberName) {
case HASH_ALGORITHM:
return ((memberValue.algorithmId === EMPTY_STRING) && (("algorithmParams" in memberValue) === false ));
case ISSUER_NAME_HASH:
case ISSUER_KEY_HASH:
case SERIAL_NUMBER:
return (memberValue.isEqual(CertID.defaultValues(SERIAL_NUMBER)));
default :
return super .defaultValues(memberName);
}
}
/**
* @ inheritdoc
* @ asn ASN . 1 schema
* ` ` ` asn
* CertID : : = SEQUENCE {
* hashAlgorithm AlgorithmIdentifier ,
* issuerNameHash OCTET STRING , - - Hash of issuer ' s DN
* issuerKeyHash OCTET STRING , - - Hash of issuer ' s public key
* serialNumber CertificateSerialNumber }
* ` ` `
*/
public static override schema(parameters: CertIDSchema = {}): Schema.SchemaType {
const names = pvutils.getParametersValue<NonNullable<typeof parameters.names>>(parameters, "names" , {});
return (new asn1js.Sequence({
name: (names.blockName || EMPTY_STRING),
value: [
AlgorithmIdentifier.schema(names.hashAlgorithmObject || {
names: {
blockName: (names.hashAlgorithm || EMPTY_STRING)
}
}),
new asn1js.OctetString({ name: (names.issuerNameHash || EMPTY_STRING) }),
new asn1js.OctetString({ name: (names.issuerKeyHash || EMPTY_STRING) }),
new asn1js.Integer({ name: (names.serialNumber || EMPTY_STRING) })
]
}));
}
public fromSchema(schema: Schema.SchemaType): void {
// Clear input data first
pvutils.clearProps(schema, CLEAR_PROPS);
// Check the schema is valid
const asn1 = asn1js.compareSchema(schema,
schema,
CertID.schema({
names: {
hashAlgorithm: HASH_ALGORITHM,
issuerNameHash: ISSUER_NAME_HASH,
issuerKeyHash: ISSUER_KEY_HASH,
serialNumber: SERIAL_NUMBER
}
})
);
AsnError.assertSchema(asn1, this .className);
// Get internal properties from parsed schema
this .hashAlgorithm = new AlgorithmIdentifier({ schema: asn1.result.hashAlgorithm });
this .issuerNameHash = asn1.result.issuerNameHash;
this .issuerKeyHash = asn1.result.issuerKeyHash;
this .serialNumber = asn1.result.serialNumber;
}
public toSchema(): asn1js.Sequence {
return (new asn1js.Sequence({
value: [
this .hashAlgorithm.toSchema(),
this .issuerNameHash,
this .issuerKeyHash,
this .serialNumber
]
}));
}
public toJSON(): CertIDJson {
return {
hashAlgorithm: this .hashAlgorithm.toJSON(),
issuerNameHash: this .issuerNameHash.toJSON(),
issuerKeyHash: this .issuerKeyHash.toJSON(),
serialNumber: this .serialNumber.toJSON(),
};
}
/**
* Checks that two " CertIDs " are equal
* @ param certificateID Identifier of the certificate to be checked
*/
public isEqual(certificateID: CertID): boolean {
// Check HASH_ALGORITHM
if (this .hashAlgorithm.algorithmId !== certificateID.hashAlgorithm.algorithmId) {
return false ;
}
// Check ISSUER_NAME_HASH
if (!pvtsutils.BufferSourceConverter.isEqual(this .issuerNameHash.valueBlock.valueHexView, certificateID.issuerNameHash.valueBlock.valueHexView)) {
return false ;
}
// Check ISSUER_KEY_HASH
if (!pvtsutils.BufferSourceConverter.isEqual(this .issuerKeyHash.valueBlock.valueHexView, certificateID.issuerKeyHash.valueBlock.valueHexView)) {
return false ;
}
// Check SERIAL_NUMBER
if (!this .serialNumber.isEqual(certificateID.serialNumber)) {
return false ;
}
return true ;
}
/**
* Making OCSP certificate identifier for specific certificate
* @ param certificate Certificate making OCSP Request for
* @ param parameters Additional parameters
* @ param crypto Crypto engine
*/
public async createForCertificate(certificate: Certificate, parameters: CertIDCreateParams, crypto = common.getCrypto(true )): Promise<void > {
//#region Check input parameters
ParameterError.assert (parameters, HASH_ALGORITHM, "issuerCertificate" );
const hashOID = crypto.getOIDByAlgorithm({ name: parameters.hashAlgorithm }, true , "hashAlgorithm" );
this .hashAlgorithm = new AlgorithmIdentifier({
algorithmId: hashOID,
algorithmParams: new asn1js.Null ()
});
const issuerCertificate = parameters.issuerCertificate;
//#endregion
// Initialize SERIAL_NUMBER field
this .serialNumber = certificate.serialNumber;
// Create ISSUER_NAME_HASH
const hashIssuerName = await crypto.digest({ name: parameters.hashAlgorithm }, issuerCertificate.subject.toSchema().toBER(false ));
this .issuerNameHash = new asn1js.OctetString({ valueHex: hashIssuerName });
// Create ISSUER_KEY_HASH
const issuerKeyBuffer = issuerCertificate.subjectPublicKeyInfo.subjectPublicKey.valueBlock.valueHexView;
const hashIssuerKey = await crypto.digest({ name: parameters.hashAlgorithm }, issuerKeyBuffer as BufferSource);
this .issuerKeyHash = new asn1js.OctetString({ valueHex: hashIssuerKey });
}
}
Messung V0.5 in Prozent C=91 H=100 G=95
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-08-28)
¤
*© Formatika GbR, Deutschland
2026-08-25
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